2056596919056 has 135 divisors (see below), whose sum is σ = 5807463220533. Its totient is φ = 679411635840.

The previous prime is 2056596919049. The next prime is 2056596919067. The reversal of 2056596919056 is 6509196956502.

The square root of 2056596919056 is 1434084.

It is a perfect power (a square), and thus also a powerful number.

2056596919056 is a `hidden beast` number, since 2 + 0 + 565 + 9 + 6 + 9 + 19 + 0 + 56 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1275282352656 + 781314566400 = 1129284^2 + 883920^2 .

It is a super-2 number, since 2×2056596919056² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2056596918984 and 2056596919002.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 2185543546 + ... + 2185544486.

Almost surely, 2^{2056596919056} is an apocalyptic number.

2056596919056 is the 1434084-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2056596919056

2056596919056 is an abundant number, since it is smaller than the sum of its proper divisors (3750866301477).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2056596919056 is an frugal number, since it uses more digits than its factorization.

2056596919056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2150 (or 1073 counting only the distinct ones).

The product of its (nonzero) digits is 39366000, while the sum is 63.

The spelling of 2056596919056 in words is "two trillion, fifty-six billion, five hundred ninety-six million, nine hundred nineteen thousand, fifty-six".